Dyfyniad APA

Barbier, E. B. (2011). Capitalizing on nature: Ecosystems as natural assets. Cambridge university press.

Dyfyniad Arddull Chicago

Barbier, Edward B. Capitalizing on Nature: Ecosystems as Natural Assets. Cambridge: Cambridge university press, 2011.

Dyfyniad MLA

Barbier, Edward B. Capitalizing on Nature: Ecosystems as Natural Assets. Cambridge university press, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.